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Disc Medicine, Inc. (IRON) SEC Filings & Earnings Calls

EquiReason read 19 Disc Medicine, Inc. SEC filings in the last 12 months. Latest: 8-K on 2026-10-22 — Disc Medicine entered an underwriting agreement for a public offering of 6,000,000 shares at $75.00 per share, with an option for 900,000 additional shares. Net proceeds expected ~.

Source: SEC EDGAR filings · figures as of 2026-06-30 · read by EquiReason

IRONDisc Medicine, Inc.Follow IRON — free
Biotechnology · Healthcare
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Every filing, read

last 12 months · SEC

What happened, the numbers inside, guidance and risks. The original is one click away.

22 Oct 20268-K · 1.01, 2.02, 8.01Disc Medicine entered an underwriting agreement for a public offering of 6,000,000 shares at $75.00 per share, with an option for 900,000 additional shares. Net proceeds expected ~$422.4M ($485.9M if option exercised). Cash runway extendedopen

Figures in the filing · each found in the filing text

Cash, cash equivalents and marketable securities · Q3-2026$683M

Risks flagged

Dilution from offering may pressure existing shareholders; no product revenue yet.

“6,000,000 shares offered at $75.00 per share; company is pre-revenue biotech.”
Read the original on SEC EDGAR ↗
19 Oct 20268-K · 7.01, 8.01Phase 3 APOLLO trial of bitopertin in EPP met all co-primary and secondary endpoints with statistical significance; NDA resubmission planned by end of 2026.SEC ↗
10 Sep 20268-K · 7.01, 8.01Positive initial Phase 2 results for DISC-3405 in polycythemia vera: significant phlebotomy reduction, hematocrit control, and symptom improvement; well-tolerated.open

Figures in the filing · each found in the filing text

Mean total phlebotomy events (26 weeks) · Cohort A · post-baseline0.6-85% y/y
Phlebotomy-free rate (26 weeks) · Cohort A · post-baseline61.5%
Phlebotomy-free rate (maintenance period weeks 12-32) · Cohort A · weeks 12-3277.8%

Risks flagged

Early-stage data; small sample size (n=13 for efficacy); longer-term safety and efficacy data needed.

“Data cut with n=13 patients completing 26 weeks; ongoing trial with additional cohorts.”
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30 Jul 20268-K · 2.02Cash, cash equivalents, and marketable securities $718M; Research and Development Expenses $47M (+1% y/y); Selling, General and Administrative Expenses $18M (+20% y/y)earningsopen

Figures in the filing · each found in the filing text

Cash, cash equivalents, and marketable securities · Q2-2026$718M
Research and Development Expenses · Q2-2026$47M+1% y/y
Selling, General and Administrative Expenses · Q2-2026$18M+20% y/y
Net loss · Q2-2026$-60M-8% y/y

Risks flagged

Clinical-stage company with no approved products; net loss increasing as pipeline advances.

“Net loss was $59.5 million for the three months ended June 30, 2026, as compared to $55.2 million for the three months ended June 30, 2025.” · word for word

Bitopertin previously received CRL from FDA; APOLLO trial success is critical.

“Completed Type A meeting with the FDA to discuss the CRL for bitopertin” · word for word
Read the original on SEC EDGAR ↗
30 Jul 202610-QDisc Medicine reported Q2 2026 results: net loss widened to $59.5M; cash position $717.7M; drew additional $30M debt.earningsopen

Figures in the filing · each found in the filing text

Cash, cash equivalents and marketable securities · Q2-2026$718M
Net loss · Q2-2026$-60M
Research and development expenses · Q2-2026$47M+1% y/y
Selling, general and administrative expenses · Q2-2026$18M+20% y/y
Accumulated deficit · Q2-2026$-633M

Risks flagged

No approved products; no revenue

“We have no products approved for commercial sale and have not generated any revenue from product sales.” · word for word

Increasing net losses

“Net loss was $59.5 million and $123.0 million for the three and six months ended June 30, 2026, respectively.”
Read the original on SEC EDGAR ↗
30 Jun 20268-K · 1.01, 2.03Disc Medicine amended its loan agreement with Hercules Capital to draw $30M, extend draw periods for additional tranches, and push minimum cash covenant testing to July 2028, increasing available debt financing.open

Risks flagged

Increased debt obligations; minimum cash covenant deferred to 2028.

“amended the minimum cash covenant terms to provide for an initial testing date of July 1, 2028”
Read the original on SEC EDGAR ↗
5 May 20268-K · 2.02Cash, cash equivalents, and marketable securities $730M; Research and Development Expenses $46M (+65% y/y); Selling, General and Administrative Expenses $24M (+93% y/y)earningsopen

Figures in the filing · each found in the filing text

Cash, cash equivalents, and marketable securities · Q1-2026$730M
Research and Development Expenses · Q1-2026$46M+65% y/y
Selling, General and Administrative Expenses · Q1-2026$24M+93% y/y
Net Loss · Q1-2026$-64M+86% y/y

Risks flagged

Clinical trial failure risk: bitopertin Phase 3 data not yet available; regulatory approval uncertain.

“Topline data expected Q4 2026; FDA decision by mid-2027.”

Operating cost escalation: R&D and SG&A expenses rising faster than revenue (none yet), increasing cash burn.

“R&D expenses increased 65% YoY; SG&A increased 93% YoY.”
Read the original on SEC EDGAR ↗
5 May 202610-QNet Loss $-64M (-86% y/y); Cash and Marketable Securities $730M; Research and Development Expenses $46M (+65% y/y)open

Figures in the filing · each found in the filing text

Net Loss · Q1-2026$-64M-86% y/y
Cash and Marketable Securities · Q1-2026$730M
Research and Development Expenses · Q1-2026$46M+65% y/y
Selling, General and Administrative Expenses · Q1-2026$24M+94% y/y
Operating Cash Flow · Q1-2026$-62M-50% y/y

Risks flagged

No approved products or revenue

“We have no products approved for commercial sale and have not generated any revenue from product sales.” · word for word

Clinical trial failure risk

“We have not yet progressed any product candidates through a Phase 3 clinical trial and may be unable to successfully complete any additional clinical trials for any product candidates we develop.” · word for word

Dependence on third-party manufacturers

“We contract with third parties for the manufacture of our product candidates for preclinical development and clinical testing, and expect to continue to do so for commercialization.” · word for word
Read the original on SEC EDGAR ↗
28 Apr 2026DEF 14AAnnual proxy statement filed for 2026 shareholder meeting, disclosing executive compensation, governance, and performance metrics.open

Figures in the filing · each found in the filing text

Cash, cash equivalents, and marketable securities · FY2025$791M+62% y/y
Net loss · FY2025$-212M+94% y/y
CEO total compensation · FY2025$10M+10% y/y
Median employee total compensation · FY2025$570211.00
CEO bonus · FY2025$554263.00+16% y/y
CFO bonus · FY2025$307980.00+11% y/y
CCO bonus · FY2025$301600.00+11% y/y
CMO bonus · FY2025$303340.00+11% y/y
COO bonus · FY2025$294060.00+11% y/y
Total shareholder return (cumulative 4-year) · FY2025$257.82+25% y/y

Risks flagged

Clinical-stage biotech with no approved products

“We are a clinical-stage company with no products approved for commercial sale and we have not generated any revenue from product sales to date.” · word for word

Increasing net loss as pipeline advances

“Net Loss (Thousands) ($) 2025: (212,184)”

Dependence on regulatory approval for bitopertin

“New drug application (NDA) for bitopertin ... accepted by the U.S. Food and Drug Administration (FDA) for priority review under the accelerated approval pathway”

Equity dilution from stock-based compensation and offerings

“Strengthened balance sheet through two equity offerings with aggregate net proceeds of approximately $454.4 million” · word for word
Read the original on SEC EDGAR ↗
27 Feb 20268-K · 2.05Workforce reduction 20; restructuring charges $2Mopen

Figures in the filing · each found in the filing text

workforce reduction · Q1-202620.0%
restructuring charges · Q1-2026$2M

Risks flagged

FDA complete response letter for bitopertin indicates regulatory setback; restructuring may impair future revenue potential.

“Receipt of a complete response letter from the FDA on February 13, 2026 with respect to the Company's New Drug Application for bitopertin.” · word for word
Read the original on SEC EDGAR ↗
26 Feb 20268-K · 2.02Cash, cash equivalents, and marketable securities $791M (+61% y/y); Research and Development Expenses $171M (+76% y/y); Selling, General and Administrative Expenses $65M (+98% y/y)earningsopen

Figures in the filing · each found in the filing text

Cash, cash equivalents, and marketable securities · Q4-2025$791M+61% y/y
Research and Development Expenses · FY2025$171M+76% y/y
Selling, General and Administrative Expenses · FY2025$65M+98% y/y
Net Loss · FY2025$-212M+94% y/y

Risks flagged

CRL from FDA for bitopertin; pursuing traditional approval path

“Received Complete Response Letter from FDA in February 2026; Phase 3 APOLLO study ongoing with topline data expected Q4 2026.”
Read the original on SEC EDGAR ↗
26 Feb 202610-KNet loss $-212M; Cash, cash equivalents and marketable securities $791M; Research and development expenses $171M; Guidance: Cash runway into 2029; APOLLO data Q4 2026open

Figures in the filing · each found in the filing text

Net loss · FY2025$-212M
Cash, cash equivalents and marketable securities · 2025-12-31$791M
Research and development expenses · FY2025$171M

Guidance

Cash runway into 2029; APOLLO data Q4 2026

Management highlights bitopertin CRL, ongoing trials, and cash runway; no revenue guidance.

Risks flagged

Regulatory setback for lead asset

“the FDA issued a complete response letter, or CRL.”

No revenue and significant operating losses

“We have not generated any revenue since our inception and do not expect to generate any revenue from the sale of products in the near future, if at all.” · word for word
Read the original on SEC EDGAR ↗
17 Feb 20268-K · 7.01PPIX reduction 49; PPIX reduction 63open

Figures in the filing · each found in the filing text

PPIX reduction · Bitopertin 60mg · Month 449.0%
PPIX reduction · Bitopertin 60mg · Month 463.0%

Risks flagged

Bitopertin approval delayed; APOLLO study results required; potential for further delays or failure.

“FDA issued CRL; requires APOLLO study results before approval.”

Regulatory pathway uncertain; FDA may require additional clinical endpoints beyond PPIX.

“FDA concluded that the trials did not show evidence of association between percent change in PPIX and sunlight exposure-based endpoints.” · word for word
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13 Feb 20268-K · 7.01, 8.01Issued a Regulation FD disclosure (forward guidance or material update); disclosed a material event under other events (litigation, recall, contract loss, or major announcement)open

Risks flagged

FDA rejection of bitopertin NDA for EPP; requires new clinical trial with clinical endpoints, delaying potential approval and revenue.

“CRL states 'significant uncertainty that bitopertin will have the effect it purports'; requires evidence from trial(s) demonstrating efficacy based on clinical endpoints.”
Read the original on SEC EDGAR ↗
12 Jan 20268-K · 2.02, 7.01Cash, Cash Equivalents and Marketable Securities $791Mearningsopen

Figures in the filing · each found in the filing text

Cash, Cash Equivalents and Marketable Securities · Q4-2025$791M

Risks flagged

Clinical-stage company with no approved products; regulatory and clinical risks high

“Bitopertin NDA under review; multiple Phase 2 studies ongoing; no commercial revenue yet”

Preliminary cash position subject to adjustment upon completion of year-end close

“This estimate is preliminary and is subject to change upon completion of financial statement closing procedures”
Read the original on SEC EDGAR ↗
17 Dec 2025SC 13D/ASchedule 13D/A: Atlas Venture Fund X, L.P. 2.2%SEC ↗
8 Dec 20258-K · 8.01Disclosed a material event under other events (litigation, recall, contract loss, or major announcement); filed financial statements and exhibits with this reportSEC ↗
6 Nov 20258-K · 2.02Cash, Cash Equivalents, and Marketable Securities $616M; Net Loss $-62M; R&D Expenses $50M (+104% y/y)earningsopen

Figures in the filing · each found in the filing text

Cash, Cash Equivalents, and Marketable Securities · Q3-2025$616M
Net Loss · Q3-2025$-62M
R&D Expenses · Q3-2025$50M+104% y/y
SG&A Expenses · Q3-2025$17M+112% y/y
Public Offering Net Proceeds (October 2025) · Q4-2025$211M

Risks flagged

Pre-revenue biotech; net loss increasing; R&D and SG&A costs rising.

“Net loss was $62.3 million for Q3 2025 vs $26.6 million in Q3 2024” · word for word
Read the original on SEC EDGAR ↗
6 Nov 202510-QDisc Medicine reported Q3 2025 results with net loss widening to $62.3M as R&D spending increased to support pipeline advancement.earningsopen

Figures in the filing · each found in the filing text

Net loss · Q3-2025$-62M
Cash, cash equivalents and marketable securities · 2025-09-30$616M
Research and development expenses · Q3-2025$50M
Selling, general and administrative expenses · Q3-2025$17M

Risks flagged

Clinical-stage biotech with no approved products or revenue

“We have no products approved for commercial sale and have not generated any revenue from product sales.” · word for word

Significant operating losses and accumulated deficit

“We have incurred significant net losses since our inception and anticipate that we will continue to incur losses for the foreseeable future.” · word for word

Material weakness in internal controls

“We have identified a material weakness in our internal controls over financial reporting and may identify additional material weaknesses in the future.” · word for word
Read the original on SEC EDGAR ↗

Disc Medicine, Inc. — questions

What did Disc Medicine, Inc. file recently?
19 SEC filings in the last 12 months. Latest: 8-K on 2026-10-22 — Disc Medicine entered an underwriting agreement for a public offering of 6,000,000 shares at $75.00 per share, with an option for 900,000 additional shares. Net proceeds expected ~$422.4M ($485.9M if option exercised). Cash runway extended

Every figure on this page comes from Disc Medicine, Inc.'s own SEC filings — see them on SEC EDGAR. Price data is licensed and shown only inside the product.

How these figures are read: methodology · EquiReason.